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feat: ledger size and cleanup metrics (#7335)

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This commit is contained in:
Sunny Gleason
2019-12-06 22:32:45 -05:00
committed by GitHub
parent 42247e0e1a
commit c00216e3be
3 changed files with 31 additions and 1 deletions
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17
core/src/ledger_cleanup_service.rs
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@ -2,6 +2,7 @@
use crate::result::{Error, Result};
use solana_ledger::blocktree::Blocktree;
use solana_metrics::datapoint_debug;
use solana_sdk::clock::DEFAULT_SLOTS_PER_EPOCH;
use solana_sdk::pubkey::Pubkey;
use std::string::ToString;
@ -55,11 +56,27 @@ impl LedgerCleanupService {
blocktree: &Arc<Blocktree>,
max_ledger_slots: u64,
) -> Result<()> {
let disk_utilization_pre = blocktree.storage_size();
let (slot, _) = slot_full_receiver.recv_timeout(Duration::from_secs(1))?;
if slot > max_ledger_slots {
//cleanup
blocktree.purge_slots(0, Some(slot - max_ledger_slots));
}
let disk_utilization_post = blocktree.storage_size();
datapoint_debug!(
"ledger_disk_utilization",
("disk_utilization_pre", disk_utilization_pre as i64, i64),
("disk_utilization_post", disk_utilization_post as i64, i64),
(
"disk_utilization_delta",
(disk_utilization_pre as i64 - disk_utilization_post as i64),
i64
)
);
Ok(())
}